<p>&#272;&acirc;y l&agrave; danh s&aacute;ch th&#432; tr&#7843; l&#7841;i. Trong h&#7847;u h&#7871;t c&aacute;c tr&#432;&#7901;ng h&#7907;p n&oacute; s&#7869; &#273;&#432;&#7907;c nh&#7853;n bi&#7871;t b&#7903;i h&#7897;i vi&ecirc;n v&agrave; th&#432;. N&#7871;u b&#7841;n &#273;ang v&#7853;n h&agrave;nh h&#7879; th&#7889;ng m&#7897;t c&aacute;ch nghi&ecirc;m t&uacute;c, b&#7841;n kh&ocirc;ng n&ecirc;n x&oacute;a nh&#7919;ng th&#432; tr&#7843; l&#7841;i n&agrave;y v&igrave; h&#7879; th&#7889;ng s&#7869; kh&ocirc;ng th&#7875; x&aacute;c &#273;&#7883;nh s&#7889; l&#7847;n li&ecirc;n ti&#7871;p th&#432; b&#7883; tr&#7843; l&#7841;i c&#7911;a h&#7897;i vi&ecirc;n. Hi&#7879;n t&#7841;i b&#7841;n ch&#7881; c&oacute; th&#7875; xem c&aacute;c th&#432; tr&#7843; l&#7841;i,
  v&agrave; ch&#432;a c&oacute; c&aacute;ch x&aacute;c &#273;&#7883;nh ch&iacute;nh x&aacute;c ki&#7875;u th&#432; tr&#7843; l&#7841;i. Trong m&#7897;t v&agrave;i tr&#432;&#7901;ng h&#7907;p m&#7863;c d&ugrave; l&agrave; b&#7883; tr&#7843; l&#7841;i nh&#432;ng &#273;&oacute; l&agrave; do l&#7895;i t&#7841;m th&#7901;i, v&iacute; d&#7909; H&#7897;p th&#432; h&#7897;i vi&ecirc;n b&#7883; &#273;&#7847;y (Mailbox full).</p>
